biden squared off against congressman paul ryan this week. the two may have their catholic faith in common, but they have very different views on how to apply that faith to their policies. both have faced criticism from church leaders and fellow catholics -- some bishops had raised concerns over ryan's proposed budget, which would cut funding for many social services. this week, more than 100 catholic scholars and economists wrote an open letter blasting what they say is ryan's misreading of church teachings on prioritizing the poor. biden, meanwhile, has faced opposition from many catholics, including the hierarchy, because of his support for gay marriage and abortion rights. at the debate, both candidates were asked directly about their views on abortion and their religion. >> i don't see how a person can separate their public life from their private life or from their faith. our faith informs us in everything we do. my faith informs me about how to take care of the vulnerable, about how to make sure that people have a chance in life. now,